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2 years ago

(8 x 10-^3) - (2 x 10-^5)

Mathematics

1 answer:

gavmur [86]2 years ago

5 0

8 x 0.001 - 2 x 0.00001
= 0.008-0.00002
= 0.00798

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General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

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Step-by-step explanation:

Step 1: Define equation

8b - 12 = 5b

Step 2: Solve for b

Subtract 5b on both sides: 3b - 12 = 0
Add 12 on both sides: 3b = 12
Divide 3 on both sides: b = 4

Step 3: Check

Plug in b to verify it's a solution.

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Multiply: 32 - 12 = 20
Subtract: 20 = 20

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